Roystonea stellata is an extinct

Extinction

In biology and ecology, extinction is the end of an organism or of a group of organisms , normally a species. The moment of extinction is generally considered to be the death of the last individual of the species, although the capacity to breed and recover may have been lost before this point...

 species of palm

Arecaceae

Arecaceae or Palmae , are a family of flowering plants, the only family in the monocot order Arecales. There are roughly 202 currently known genera with around 2600 species, most of which are restricted to tropical, subtropical, and warm temperate climates...

 which was endemic to Yagruma terrace in the Maisí

Maisí, Cuba

Maisí is a municipality and town in the Guantánamo Province of Cuba.The easternmost point of Cuba, Punta Maisí is located in this municipality.-Demographics:...

 region of Guantánamo Province

Guantánamo Province

Guantánamo is the easternmost province of Cuba. Its capital is also called Guantánamo. Other towns include Baracoa. The province surrounds the U.S. Navy base at Guantánamo Bay.-History:...

 in eastern Cuba

Cuba

The Republic of Cuba is an island nation in the Caribbean. The nation of Cuba consists of the main island of Cuba, the Isla de la Juventud, and several archipelagos. Havana is the largest city in Cuba and the country's capital. Santiago de Cuba is the second largest city...

. The species is known from only a single collection made by French

French people

The French are a nation that share a common French culture and speak the French language as a mother tongue. Historically, the French population are descended from peoples of Celtic, Latin and Germanic origin, and are today a mixture of several ethnic groups...

-born botanist Frère León in 1939.

Description

Roystonea stellata was a large palm which reached heights of 15 metres (49 ft). The 95 cm (3.1 ft) inflorescence

Inflorescence

An inflorescence is a group or cluster of flowers arranged on a stem that is composed of a main branch or a complicated arrangement of branches. Strictly, it is the part of the shoot of seed plants where flowers are formed and which is accordingly modified...

s bore white male and female flowers. Fruit were 9.8–10.5 mm (0.385826771653543–0.413385826771654 ) long and 7.8 millimetre wide, and were black when ripe. The single known collection is not complete enough for a complete description.